ck_rwcohort: Updated .gitignore to reflect new ck_rwcohort naming

.gitignore

@@ -143,12 +143,12 @@ regressions/ck_queue/validate/ck_slist
 regressions/ck_cohort/validate/validate
 regressions/ck_cohort/benchmark/ck_cohort.LATENCY
 regressions/ck_cohort/benchmark/ck_cohort.THROUGHPUT
-regressions/ck_rw_cohort/validate/ck_neutral
-regressions/ck_rw_cohort/validate/ck_rp
-regressions/ck_rw_cohort/validate/ck_wp
-regressions/ck_rw_cohort/benchmark/ck_neutral.LATENCY
-regressions/ck_rw_cohort/benchmark/ck_neutral.THROUGHPUT
-regressions/ck_rw_cohort/benchmark/ck_rp.LATENCY
-regressions/ck_rw_cohort/benchmark/ck_rp.THROUGHPUT
-regressions/ck_rw_cohort/benchmark/ck_wp.LATENCY
-regressions/ck_rw_cohort/benchmark/ck_wp.THROUGHPUT
+regressions/ck_rwcohort/validate/ck_neutral
+regressions/ck_rwcohort/validate/ck_rp
+regressions/ck_rwcohort/validate/ck_wp
+regressions/ck_rwcohort/benchmark/ck_neutral.LATENCY
+regressions/ck_rwcohort/benchmark/ck_neutral.THROUGHPUT
+regressions/ck_rwcohort/benchmark/ck_rp.LATENCY
+regressions/ck_rwcohort/benchmark/ck_rp.THROUGHPUT
+regressions/ck_rwcohort/benchmark/ck_wp.LATENCY
+regressions/ck_rwcohort/benchmark/ck_wp.THROUGHPUT